Absolutely, like you said, transparent and help other mongers get the best experience for their money.
Key word you wrote is “their” money.
Some guys don’t mind paying more money for what they like. Some guys rather pay less. Some guys like fat chicks, some like spinners. Young, old, or whatever.
You wrote there’s better options at that price. That’s your opinion. Write your own review of someone and tell us how your visit was and what price you paid.